Jeez, now I want a true wild Oscar!! My tiger Oscar, Piggy and my orange 'snowflake' Oscar, Gino, were caught in the wild in Florida, but are obviously not true wild Oscars. Although they have settled into similar progression patterns as farm raised in their maturity. When Gino was a fry (rescued), after I got him healed, displayed incredibly aggressive behavior and attacked me all the time, I had to stop hand feeding when his mouth became big enough to bite and thrash and draw blood several times. My piggy started out nipping at a Dempsey that was 3X her size bullying him into a corner, but once I started hand feeding she started showing her domestic side. Unlike Gino she didn't wildly attack the minute my hand appeared above the tank- she would try to knock the food out of my hand by jumping and splashing. Her jumps were way more daring then an average farm/ tank raised and her aggression towards anything that got in her way reminded me of wild Oscars.
Piggy is now about 7 months old and 12 inches and Gino is almost a year and just hit 15 inches they are my feature couple in my 150g NW cichlid community tank and have become the friendly goofy farm raised Oscars that drive parents to bring their kids to my house to see the silly fishies... Instead of jumping out of the water and biting they now surface with their mouths open and wag their tail fins and wait for me to drop treats in their mouths, though piggy does still jump for nightcrawlers. They are too peaceful now.... Does anyone know if a 90g would be ok for a single specimen biotope?
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